Automatic Material Dark-Mode for YouTube

A low-tech solution to a high-tech problem! Automatically clicks YouTube's "Dark Mode" button if dark mode isn't already active.

הודה לSteveJobzniak באמצעות תרומה

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joshcangit 05-04-2021
Bad YouTube breakage with user script Not quite sure how to edit this to fix it. YouTube updated so now the Appearance menu has 3 clickable items. First item is now called "Use device theme". ...
afendin 01-12-2020
OK Just figured out that this piece of code document.getElementsByTagName("html")[0].setAttribute("dark", "true"); makes the deal. And you can use: document.getElementsByTagName("html")[0].r...
Dexter04 17-06-2020
OK Dont work for me on Chrome!! i have a months that the script dont work for me, i use it on adguard windows version as script, but i notice the is not working for some reason for few months ago!
Zeval 20-10-2019
Good I'm glad someone did it Thanks for putting in the effort to make this a reality, I was about to do it because I noticed YouTube fails to remember the dark mode setting. Just an observation in ca...
arfycat 02-10-2019
THANK YOU for finding a way! I've tried, myself, to decipher the youtube DOM objects and do a .click() on the right ones, and I never got it to work. Looking briefly through your code, the thou...
Anonymer-User 17-04-2019
OK Doesn't work sometimes Sporadically it switches even to light mode when a opening a new youtube video when the dark mode was set manually before, please fix this.
wadawada 07-04-2019
Good Automatic expand subscription list? Your script is really nice Is it possible to make auto expand subscription list inside the three bar menu on top left because as subscriptions grow, it takes ...
bastinte 13-12-2018
Good Any language always on YouTube Hello. Sorry for my English. It is possible to implement automatic switching to the desired language on YouTube?
Valentindra 29-10-2018
Can you do a script, that turns the dark mode on and off time based? That would be cool
Ebb 21-03-2018
Last: SteveJobzniakAuthor 24-03-2018
Good New Design The script doesn't work with the new design. There is a new button at the top-right corner of youtube. I've been seeing this for a while. I could go back to previous layout by clearing ...
Patrick Kempf 15-03-2018
Last: SteveJobzniakAuthor 23-03-2018
Good Thank you! Thank you for this. It's driving me crazy that YouTube always "forgets" this setting. Also "Autoplay" gets automatically activated.
BtL 16-02-2018
Last: BtL 23-02-2018
Specific times I would love the ability to set specific times when dark mode should be activated. During the day I prefer classic white youtube. Can you do that? (:
omperus 15-11-2017
Last: SteveJobzniakAuthor 17-11-2017
Good Broken with FF57 + Greasmonkey 4.0 Script doesn't seem to work anymore with the new version of firefox and greasemonkey 4, hope it can be updated as its very useful/
SteveJobzniakAuthor 10-09-2017
Last: SteveJobzniakAuthor 21-09-2017
Good Should I make it auto-select the Search field afterwards? (Update: Done! See v1.3.) After this script has auto-enabled dark mode, the "dark mode" settings panel stays open. So you need to manually...

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